You can use this evaluation/trial version indefinitely free of charge.

Evaluation Limitation

A "KA Barcode" watermark is visible on barcodes generated with this evaluation/trial version. So this version is not allowed for any business projects. For any commercial purpose, you must purchase one of this product licenses.

How to Generate Barcode Image in .NET WinForms

It is easy to create barcode images in .NET Windows Forms application in the following steps.

Now a Code 39 image is generated, and you can change barcode type and properties in the url with the http parameters.

To add the created barcode images in html or aspx pages, simply insert the following image tag into your web pages <img src="http://YourDomain:port/barcode/barcode.aspx?code-to-encode=3939&symbology=4"/>

HTTP Attribute (Linear & Matrix Barcodes)

Codabar = 0

Code 11 = 1

Code 2 of 5 = 2

Interleaved 2 of 5 = 3

Code 39 = 4

Code39 ex = 5

Code 93 = 6

Code128Auto = 7

Code128A = 8

Code128B = 9

Code128C = 10

EAN128 = 11

EAN8 = 12

EAN8Sup2 = 13

EAN8Sup5 = 14

EAN13 = 15

EAN13Sup2 = 16

EAN13Sup5 = 17

ISBN = 18

ISBNSup2 = 19

ISBNSup5 = 20

ISSN = 21

ISSNSup2 = 22

ISSNSup5 = 23

ITF-14 = 24

Identcode = 25

Leitcode = 26

MSI = 27

MSI10 = 28

MSI11 = 29

MSI1010 = 30

MSI1110 = 31

IntelligentMail = 32

Planet = 33

Postnet = 34

RM4SCC = 35

UPC-A = 36

UPCASup2 = 37

UPCASup5 = 38

UPC-E = 39

UPCESup2 = 40

UPCESup5 = 41

DataMatrix = 101

PDF-417 = 102

QRCode = 103

How to Generate Barcode Using C# and VB.NET Class Library

You can use the following C# and VB sample codes to generate barcodes in .NET applications. Before that, you need to add reference (KeepAutomation.Barcode.Windows.dll or KeepAutomation.Barcode.Web.dll) to your project.